diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index dc6cba46119..e1fe0fa154f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5244,7 +5244,13 @@ with pkgs;
   clang_38 = llvmPackages_38.clang;
   clang_37 = llvmPackages_37.clang;
   clang_35 = wrapCC llvmPackages_35.clang;
-  clang_34 = wrapCC llvmPackages_34.clang;
+  clang_34 = (wrapCC llvmPackages_34.clang).override {
+    # Default cc-wrapper's hardening flags don't work with clang-3.4,
+    # so just remove it entirely for this wrapper.
+    extraBuildCommands = ''
+    :> $out/nix-support/add-hardening.sh
+    '';
+  };
 
   clang-tools = callPackage ../development/tools/clang-tools { };